I have the problem of J1 and J6 where both won't perform calibration, or somehow turn very slow in single direction when manual jog. I also checked al...

After running AR2 for another 4 hours. The J2 motor gearbox problem does not not come back (touch wood). I did not use M6X20 cap screw at all. I will ...

@cannin Thanks for all your hard work to keep up the quality of the parts. Just wanna help to make sure issues not re-appear in future aluminium kit.

@cannin Sorry for the typo error. It should be J5 Motor Mount on J5 Motor. Due to two of the holes is not align with the J5 motor. It is not possible ...